Astra L4-1.8L (2009)
Remove the front grille speaker.
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Remove the grille for the speaker (1).
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Remove the ambient light sensor.
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Remove the defroster panel (5) and unscrew the underlying bolt.
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Remove the bolt (4).
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Remove the front speaker.
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Disconnect the wiring harness plug.
Installation Procedure
Caution: Refer to Fastener Caution (See: Service Precautions/Vehicle Damage Warnings/Fastener Caution).
Install the front speaker.
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Insert the front speaker.
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Connect the wiring harness plug.
Tighten the 2 screws to 4 Nm (35 lb in).
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Install the defroster panel.
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Install the ambient light sensor.
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Install the front speaker grille.
